When a Real Gas Is Compressed from Low Pressure to a Higher

question 7

Multiple Choice

When a real gas is compressed from low pressure to a higher pressure,its temperature increases.Predict the signs of ΔH and ΔS.

• A) ΔH < 0 and ΔS < 0
• B) ΔH < 0 and ΔS > 0
• C) ΔH > 0 and ΔS < 0
• D) ΔH > 0 and ΔS > 0
• E) ΔH < 0 and ΔS = 0

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Definitions:

Variable Factory Overhead

Costs of production that fluctuate with the level of output, such as utility expenses and materials used in the manufacturing process, excluding direct labor and materials costs.

Fixed Factory Overhead

Costs associated with manufacturing that do not change with the level of production, such as salaries of supervisors and rent of the facility.

Sales Forecast

A sales forecast is the projection of the amount of revenue a company will generate through sales activities over a specific period.

Cash Receipts

Represents the money received by a business during a specific period, including revenues from sales, services, and loans.